PLAYA VISTA, CA - NOVEMBER 23: Harry Styles on set during One Direction celebrates 1D Day at YouTube Space LA, a 7-hour livestream event broadcast exclusively on YouTube and Google+. Featuring behind the scenes footage, Guinness world record attempts, an

PLAYA VISTA, CA - NOVEMBER 23: Harry Styles on set during One Direction celebrates 1D Day at YouTube Space LA, a 7-hour livestream event broadcast exclusively on YouTube and Google+. Featuring behind the scenes footage, Guinness world record attempts, an